WickedEngine/WickedEngine/wiDepthTarget.cpp

#include "wiDepthTarget.h"
#include "wiRenderer.h"


wiDepthTarget::wiDepthTarget()
{
	//texture2D = NULL;
	//depthTarget = NULL;
	//shaderResource = NULL;
	texture = nullptr;
	textureCube = nullptr;
	isCube = false;
}


wiDepthTarget::~wiDepthTarget()
{
	SAFE_DELETE(texture);
	SAFE_DELETE(textureCube);
}

void wiDepthTarget::Initialize(int width, int height, UINT MSAAC, UINT MSAAQ)
{
	SAFE_DELETE(texture);
	SAFE_DELETE(textureCube);

	isCube = false;

	Texture2DDesc depthBufferDesc;
	ZeroMemory(&depthBufferDesc, sizeof(depthBufferDesc));

	// Set up the description of the depth buffer.
	depthBufferDesc.Width = width;
	depthBufferDesc.Height = height;
	depthBufferDesc.MipLevels = 1;
	depthBufferDesc.ArraySize = 1;
	depthBufferDesc.Format = DXGI_FORMAT_R24G8_TYPELESS;
	depthBufferDesc.SampleDesc.Count = MSAAC;
	depthBufferDesc.SampleDesc.Quality = MSAAQ;
	depthBufferDesc.Usage = USAGE_DEFAULT;
	depthBufferDesc.BindFlags = BIND_DEPTH_STENCIL | BIND_SHADER_RESOURCE;
	depthBufferDesc.CPUAccessFlags = 0;
	depthBufferDesc.MiscFlags = 0;

	wiRenderer::graphicsDevice->CreateTexture2D(&depthBufferDesc, nullptr, &texture);

	//HRESULT hr;
	//// Create the texture for the depth buffer using the filled out description.
	//hr=wiRenderer::graphicsDevice->CreateTexture2D(&depthBufferDesc, nullptr, &texture2D);

	//DepthStencilViewDesc depthStencilViewDesc;
	//ZeroMemory(&depthStencilViewDesc, sizeof(depthStencilViewDesc));
	//depthStencilViewDesc.Format = DXGI_FORMAT_D24_UNORM_S8_UINT;
	//depthStencilViewDesc.ViewDimension = (MSAAQ==0 ? RESOURCE_DIMENSION_TEXTURE2D : RESOURCE_DIMENSION_TEXTURE2DMS);
	////depthStencilViewDesc.Texture2D.MipSlice = 0;
	//depthStencilViewDesc.Flags = 0;

	//// Create the depth stencil view.
	//hr=wiRenderer::graphicsDevice->CreateDepthStencilView(texture2D, &depthStencilViewDesc, &depthTarget);

	////Create Depth ShaderResource
	////ShaderResourceViewDesc shaderResourceViewDesc;
	//ZeroMemory(&shaderResourceViewDesc, sizeof(shaderResourceViewDesc));
	//shaderResourceViewDesc.Format = DXGI_FORMAT_R24_UNORM_X8_TYPELESS;
	//shaderResourceViewDesc.ViewDimension = (MSAAQ==0 ? RESOURCE_DIMENSION_TEXTURE2D : RESOURCE_DIMENSION_TEXTURE2DMS);
	////shaderResourceViewDesc.Texture2D.MostDetailedMip = 0;
	////shaderResourceViewDesc.Texture2D.MipLevels = 1;
	//shaderResourceViewDesc.mipLevels = 1;

	//wiRenderer::graphicsDevice->CreateShaderResourceView(texture2D, &shaderResourceViewDesc, &shaderResource);
}
void wiDepthTarget::InitializeCube(int size)
{
	SAFE_DELETE(texture);
	SAFE_DELETE(textureCube);

	isCube = true;

	Texture2DDesc depthBufferDesc;
	ZeroMemory(&depthBufferDesc, sizeof(depthBufferDesc));

	// Set up the description of the depth buffer.
	depthBufferDesc.Width = size;
	depthBufferDesc.Height = size;
	depthBufferDesc.MipLevels = 1;
	depthBufferDesc.ArraySize = 6;
	depthBufferDesc.Format = DXGI_FORMAT_R32_TYPELESS;
	depthBufferDesc.SampleDesc.Count = 1;
	depthBufferDesc.SampleDesc.Quality = 0;
	depthBufferDesc.Usage = USAGE_DEFAULT;
	depthBufferDesc.BindFlags = BIND_DEPTH_STENCIL | BIND_SHADER_RESOURCE;
	depthBufferDesc.CPUAccessFlags = 0;
	depthBufferDesc.MiscFlags = RESOURCE_MISC_TEXTURECUBE;

	wiRenderer::graphicsDevice->CreateTextureCube(&depthBufferDesc, nullptr, &textureCube);

	//HRESULT hr;
	//// Create the texture for the depth buffer using the filled out description.
	//hr=wiRenderer::graphicsDevice->CreateTexture2D(&depthBufferDesc, NULL, &texture2D);

	//DepthStencilViewDesc depthStencilViewDesc;
	//ZeroMemory(&depthStencilViewDesc, sizeof(depthStencilViewDesc));
	//depthStencilViewDesc.Format = DXGI_FORMAT_D32_FLOAT;
	//depthStencilViewDesc.ViewDimension = RESOURCE_DIMENSION_TEXTURE2DARRAY;
 ////   depthStencilViewDesc.Texture2DArray.FirstArraySlice = 0;
	////depthStencilViewDesc.Texture2DArray.ArraySize = 6;
 ////   depthStencilViewDesc.Texture2DArray.MipSlice = 0;
	//depthStencilViewDesc.ArraySize = 6;
	//depthStencilViewDesc.Flags = 0;

	//// Create the depth stencil view.
	//hr=wiRenderer::graphicsDevice->CreateDepthStencilView(texture2D, &depthStencilViewDesc, &depthTarget);

	////Create Depth ShaderResource
	////ShaderResourceViewDesc shaderResourceViewDesc;
	//ZeroMemory(&shaderResourceViewDesc, sizeof(shaderResourceViewDesc));
	//shaderResourceViewDesc.Format = DXGI_FORMAT_R32_FLOAT;
	//shaderResourceViewDesc.ViewDimension = RESOURCE_DIMENSION_TEXTURECUBE;
	////shaderResourceViewDesc.Texture2D.MostDetailedMip = 0;
	////shaderResourceViewDesc.Texture2D.MipLevels = 1;
	//shaderResourceViewDesc.mipLevels = 1;

	//wiRenderer::graphicsDevice->CreateShaderResourceView(texture2D, &shaderResourceViewDesc, &shaderResource);
}

void wiDepthTarget::Clear(GRAPHICSTHREAD threadID)
{
	wiRenderer::graphicsDevice->ClearDepthStencil(GetTexture(), CLEAR_DEPTH | CLEAR_STENCIL, 1.0f, 0);
}
void wiDepthTarget::CopyFrom(const wiDepthTarget& from, GRAPHICSTHREAD threadID)
{
	//if(shaderResource) shaderResource->Release();
	////static ShaderResourceViewDesc desc;
	////from.shaderResource->GetDesc(&desc);
	//wiRenderer::graphicsDevice->CopyResource(texture2D,from.texture2D);
	//HRESULT r = wiRenderer::graphicsDevice->CreateShaderResourceView(texture2D,&from.shaderResourceViewDesc,&shaderResource);

	wiRenderer::graphicsDevice->CopyTexture2D(GetTexture(), from.GetTexture(), threadID);
}